Timeline for Probability a polynomial has a root which is a root of unity
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
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| Jun 3, 2014 at 9:14 | comment | added | Simd | The numerators should be $2,6,12,36,94,276,790,2270$ and not $2,6,12,35,94,275,789, 2267$. | |
| Jun 2, 2014 at 19:05 | comment | added | Simd |
I think HasRootOfUnityAsRoot has a bug. If we set $n=4$ then $x^4-x^2+1$ is the 12th cyclotomic polynomial but HasRootOfUnityAsRoot[x^4-x^2+1] returns False.
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| May 29, 2014 at 0:13 | comment | added | Gerry Myerson | I think the number of monic polynomials with 1 as a zero may be oeis.org/A005717 although the descriptions given there don't match this. | |
| May 28, 2014 at 19:34 | comment | added | Mayank Pandey | Nothing comes on OEIS. | |
| May 28, 2014 at 19:10 | comment | added | Per Alexandersson | Multiply by $3^n$ and check on OEIS! | |
| May 28, 2014 at 15:39 | history | edited | user44143 | CC BY-SA 3.0 |
added 6 characters in body
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| May 28, 2014 at 14:58 | history | edited | user44143 | CC BY-SA 3.0 |
improved code
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| May 28, 2014 at 14:28 | history | answered | user44143 | CC BY-SA 3.0 |